public static List <string> InitLocalSha(bool earse = false) { List <string> needToCalculateSha = new List <string>(); var filesIn115 = OneOneFiveService.Get115FilesModel(); var localFiles = GetAllLocalAvs(); if (filesIn115 != null && filesIn115.Any()) { if (earse) { ScanDataBaseManager.TruncateLocalShaMapping(); } foreach (var localFile in localFiles) { var matchedRecord = filesIn115.FirstOrDefault(x => x.n.Equals(localFile.Name, StringComparison.OrdinalIgnoreCase) && x.s == localFile.Length); if (matchedRecord != null && !string.IsNullOrEmpty(matchedRecord.sha)) { LocalShaMapping temp = new LocalShaMapping { FilePath = localFile.Name, FileFolder = Path.GetPathRoot(localFile.FullName), FileSize = localFile.Length, Sha1 = matchedRecord.sha }; ScanDataBaseManager.InsertLocalShaMapping(temp); } else { needToCalculateSha.Add(localFile.FullName); } } } return(needToCalculateSha); }